CN102642321A - Tire building apparatus - Google Patents

Tire building apparatus Download PDF

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Publication number
CN102642321A
CN102642321A CN2012100377827A CN201210037782A CN102642321A CN 102642321 A CN102642321 A CN 102642321A CN 2012100377827 A CN2012100377827 A CN 2012100377827A CN 201210037782 A CN201210037782 A CN 201210037782A CN 102642321 A CN102642321 A CN 102642321A
Authority
CN
China
Prior art keywords
bead core
bead
support ring
core support
oscillating deck
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN2012100377827A
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Chinese (zh)
Other versions
CN102642321B (en
Inventor
本间琢也
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bridgestone Corp
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Bridgestone Corp
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Filing date
Publication date
Application filed by Bridgestone Corp filed Critical Bridgestone Corp
Publication of CN102642321A publication Critical patent/CN102642321A/en
Application granted granted Critical
Publication of CN102642321B publication Critical patent/CN102642321B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29DPRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D30/00Producing pneumatic or solid tyres or parts thereof
    • B29D30/06Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
    • B29D30/48Bead-rings or bead-cores; Treatment thereof prior to building the tyre
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29DPRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D30/00Producing pneumatic or solid tyres or parts thereof
    • B29D30/06Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
    • B29D30/48Bead-rings or bead-cores; Treatment thereof prior to building the tyre
    • B29D2030/482Applying fillers or apexes to bead cores

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Tyre Moulding (AREA)

Abstract

A tire building apparatus (1) forms a preset bead by winding and laminating a ribbon-shaped bead filler rubber (Fr) on the radially outer side of a bead core (B) for two or more laps. The apparatus includes: a bead core-supporting ring (2) extending along a circumferential direction and supporting the bead core (B) on a radially outer surface of the ring (2); a lamination plate (3) raised from one axial end of the ring (2) and having a side surface on which the bead filler rubber (Fr) is laminated; a winding device (4) for winding the bead filler rubber (Fr) on the side face of the lamination plate (3); and a bead core-positioning device (5) for axially positioning the bead core (B) on the ring (2). The device (5) has a swing plate (10) swinging around an axis (Z) parallel to a tangential direction of the ring (2).

Description

Tire building equipment
Technical field
The present invention relates to through reeling at the radial outside of bead core and lamination (laminating) two circles or more astragal shape tyre bead filled rubbers form the tire building equipment that presets tyre bead (preset bead).
Background technology
Traditionally, use following method to form tyre bead obturator (filler): will cut into predetermined length from the tyre bead filled rubber that extruder is extruded at the radial outside of bead core; Tyre bead filled rubber after the cutting is wound in Shell drum; The cut surface of tyre bead filled rubber is engaged with each other; Under the state that the tyre bead obturator is risen into vertical position with bladder (bladder) or other mechanisms, the tyre bead obturator is engaged with bead core, so that assemble bead core and tyre bead filled rubber with the mode of separating.Yet, adopting this method, according to the shape of cross section of bead core, can change with respect to the contact area (area of bonding part) of bead core, the thickness at junction surface also can change when reel annularly tyre bead filled rubber and cut surface are bonded to each other.
In order to address the above problem; The spy opens the 2005-111786 communique and discloses a kind of tire manufacturing method; Wherein, the tyre bead obturator is assembled to bead core presets tyre bead, will preset tyre bead then and be arranged in the carcass band with formation; In other words, through reeling at the radial outside of bead core and lamination two circles or more astragal shape tyre bead filled rubbers form and preset tyre bead.Employing should technology, can form the tyre bead obturator with the shape approximation of product tire, thereby reduce above-mentioned variation.
Summary of the invention
The problem that invention will solve
Yet, adopt the spy to open the described method of 2005-111786 communique, although aspect quality, can realize improving, aspect production, but have problems.More specifically; Repeatedly reel and the method for laminated strip tyre bead filled rubber in, have following steps: at first the banded tyre bead filled rubber of scheduled volume is laminated to laminate (lamination plate) and goes up back face side as the bead core in the tyre bead obturator; Shape of cross section is set for example is hexagonal bead core; Upside (radial outside) laminated strip tyre bead filled rubber at bead core; And the rubber of on the banded tyre bead filled rubber of lamination, arranging other types alternatively.Above-mentioned each step all need be used to transmit the time of the banded tyre bead filled rubber device of coiling, and this causes accomplishing institute will use great amount of time in steps.In addition, even in the holding state between step, extruder also continuously extruded rubber therefore, compare to prevent heating with the tyre bead obturator that in fact will form, need a large amount of elastomeric materials.
The present invention is intended to address the above problem; And the purpose of this invention is to provide a kind of can be through carrying out the tire building equipment of the consumption that following steps reduce production time and elastomeric material continuously, said step is: in the banded tyre bead filled rubber of the laminate laminated scheduled volume step as the part on the back face side of tyre bead filled rubber at bead core; And in the step of upside (radial outside) the laminated strip tyre bead filled rubber of bead core.
The scheme that is used to deal with problems
Accomplish the present invention in order to address the above problem; Tire building equipment according to the present invention is through reeling at the radial outside of bead core and lamination two circles or more astragal shape tyre bead filled rubbers form and preset tyre bead; Said equipment comprises: the bead core support ring, and it is supported in the radially-outer surface of said bead core support ring along circumferential extension and with said bead core; Laminate, its from said bead core support ring axially on an end raise, and have the side surface that lamination has said banded tyre bead filled rubber; Coiler device, it is used for said banded tyre bead filled rubber is wound in the said side surface of said laminate; The bead core positioner; It is used for said bead core is positioned said bead core support ring said on axially, and wherein said bead core positioner has the oscillating deck being provided with around the mode of the axis swing parallel with the tangential direction of said bead core support ring.
In tire building equipment, at first, bead core is arranged in position of readiness, and this position of readiness is positioned at the periphery of bead core support ring and is positioned at the outside of the track of the coiler device that the banded tyre bead filled rubber of reeling uses.Then, banded tyre bead filled rubber reeled and lamination so that form one or more layers, as the part of the back face side that is positioned at bead core (being positioned at the laminate side) of tyre bead obturator at the side surface of laminate.When lamination reaches the precalculated position diametrically, allow oscillating deck to the laminate side oscillation.This make bead core from position of readiness to the laminate side shifting, and the tyre bead filled rubber that bead core is attached to be laminated to laminate.Next, oscillating deck is returned to initial position of readiness, and the coiler device banded tyre bead filled rubber of continue reeling, and the tyre bead filled rubber is reeled and is laminated to the top of bead core thus.After the formation of accomplishing the tyre bead obturator, oscillating deck tilts to the opposition side of laminate, makes thus to preset tyre bead and break away from from laminate.
Therefore, according to this tire building equipment, bead core is placed in the standby of bead core support ring; The banded tyre bead filled rubber of scheduled volume is laminated to laminate, as the part of the back face side that is positioned at bead core of tyre bead obturator; Bead core is installed then; Banded afterwards tyre bead filled rubber can be laminated to the top (radial outside) of bead core.This makes it possible to reel banded tyre bead filled rubber continuously and the motion that can not hinder coiler device, thereby can reduce the production time and reduce the consumption of elastomeric material.
It should be noted; In tire building equipment according to the present invention; Preferably; Said bead core support ring has at least one clearance portion or radially inwardly caves in and form through the radially-outer surface that makes said bead core support ring on circumference recess, and said oscillating deck is arranged in said clearance portion or said recess.
In addition; In tire building equipment according to the present invention, preferably, said bead core support ring has wall respect to one another; Said clearance portion or said recess are between said wall respect to one another; Said wall respect to one another all has the V-shaped groove that extends towards radial outside from radially inner side with the bifurcated mode, and said bead core positioner has: pin, and it extends between said wall respect to one another and the two ends of said pin guide by said V-shaped groove; Drive unit, it is used to make said pin to move along said V-shaped groove, and said oscillating deck has the elongated hole that runs through said oscillating deck along said axis, and said oscillating deck is supported by the said pin that inserts said elongated hole with the mode that can swing.
In addition; In tire building equipment according to the present invention; Preferably, said bead core positioner has motor, and said motor has the axle that between the wall said respect to one another of said bead core support ring, extends along said axis; Said wall respect to one another with the said clearance portion of said bead core support ring or the mode of recess between said wall respect to one another against each other, and said oscillating deck is attached to the said axle of said motor integratedly with the mode that can rotate.
According to the present invention, the tire building equipment that can when tyre bead is preset in formation, reduce the production time and reduce the consumption of elastomeric material can be provided.
Description of drawings
(a) of Fig. 1 is the side view of tire building equipment according to the embodiment of the present invention, and (b) of Fig. 1 is the front view according to tire building equipment of the present invention.
Fig. 2 is along the cutaway view of the middle A-A line intercepting of Fig. 1 (b).
(a) of Fig. 3 is along the schematic cross sectional views of (b) middle A-A line intercepting of Fig. 1 to Fig. 3 (c), shows the action of oscillating deck with sequential fashion.
(a) of Fig. 4 is along the schematic cross sectional views of (b) middle A-A line intercepting of Fig. 1 to Fig. 4 (c), shows in order and uses tire building equipment shown in Figure 1 to form the method that presets tyre bead.
Fig. 5 with the cutaway view of employed bead core positioner during Fig. 3 (a) illustrates according to another embodiment of tire building equipment of the present invention to the identical position, position shown in Fig. 3 (c).
Description of reference numerals
1 tire building equipment
2 bead core support rings
3 laminates
4 coiler devices
5 bead core positioners
6 tumblers
8 clearance portion
8a, 8b wall
9V shape groove
10,10 ' oscillating deck
The 10a elongated hole
11 pins
12 drive units
The 12a cylinder
The 12b bar
The 12c the first arm
12d second arm
13 motor drive shafts
The specific embodiment
Below will specify the present invention with reference to embodiment shown in the drawings.In the accompanying drawings; Reference numeral 1 expression tire building equipment according to the embodiment of the present invention; Reference numeral B representes that shape of cross section is hexagonal bead core; Reference numeral Fr representes to reel and is laminated to the banded tyre bead filled rubber of bead core B periphery, and Reference numeral F representes to be formed at the tyre bead obturator of bead core B periphery.
Tire building equipment 1 presets tyre bead through forming at the outer peripheral face of bead core B (radial outside surface) lamination two circles or more astragal shape tyre bead filled rubber Fr.As shown in Figure 1, tire building equipment 1 has: bead core support ring 2, and it extends along circumferential, and on the surface of its radial outside, supports bead core B; Laminate 3, its end from the axial X of bead core support ring 2 raises, and has banded tyre bead filled rubber Fr and reeled and be laminated to the side surface on it; Roller shape coiler device 4 (referring to Fig. 4), it is used for the banded tyre bead filled rubber Fr that the extruder (not shown) is extruded is wound in the side surface of laminate 3; And bead core positioner 5, it is used for axially on the X bead core B being positioned bead core support ring 2.
In addition, make device 1 that tire uses and comprise the tumbler 6 that is used to drive this bead core support ring 2 and laminate 3 and bead core support ring 2 and laminate 3 are rotated integratedly.
Bead core support ring 2 has one or more clearance portion 8 (being four clearance portion in this embodiment) of equidistant layout on its circumference.In addition, as shown in Figure 2, bead core support ring 2 has with the mode of clearance portion 8 between wall 8a and 8b at wall 8a respect to one another and the 8b of making progress in week, and wall 8a and 8b all have the V-shaped groove 9 that extends towards radial outside from the inboard with the bifurcated mode.Note, replace clearance portion 8, also can adopt from the recess of radial outside towards the radially inner side depression.
Bead core positioner 5 comprises oscillating deck 10, and the profile of these oscillating deck 10 tools and bead core B is corresponding shape roughly, and is set up with the mode that can swing around the axis Z of the tangential direction that is parallel to bead core support ring 2.For each clearance portion 8 is provided with an oscillating deck 10.Oscillating deck 10 has the elongated hole 10a that runs through oscillating deck 10 along axis Z.In addition, bead core positioner 5 extends between the wall 8a of bead core support ring 2 and 8b, and this bead core positioner 5 comprises: pin 11, its end engage with V-shaped groove 9 and are guided by V-shaped groove 9; And drive unit 12, it is used to make pin 11 to move along V-shaped groove 9.Pin 11 is going up the elongated hole 10a that the mode that moves is inserted into oscillating deck 10 at left and right directions (axially X).Drive unit 12 comprises: pneumatic or oil hydraulic cylinder 12a, and it is fixed in the side face of tumbler 6; Bar 12b, it moves forward and backward through cylinder 12a; The first arm 12c, it is connected with bar 12b with the mode that can swing via pivotal axis P1; And the second arm 12d, it is connected with the first arm 12c with the mode that can swing via pivotal axis P2.The top of the second arm 12d is connected with pin 11 (pivotal axis P3) with the mode that can swing.Notice that not shown stop mechanism is restricted to predetermined angle with the pendulum angle of pivotal axis P1 to P3, thereby will and be transmitted into the moving along V-shaped groove 9 of pin 11 from preceding/back displacement conversion of bar 12b.
Next the action of oscillating deck 10 will be described.Shown in Fig. 3 (a), in the cylinder 12a reference position when driving not, pin 11 is located in the central authorities of V-shaped groove 9, and under this state, oscillating deck 10 is positioned at horizontal level, and is positioned at radially inner side than the outer peripheral face of bead core support ring 2.Then, shown in Fig. 3 (b), bar 12b is stretched out through driving cylinder 12a, make pin 11 along V-shaped groove 9 backward (towards another of axis X distolateral and on direction) away from laminate 3 move.At this moment and since pin 11 in the elongated hole 10a of oscillating deck 10 backward (to the left) move, so oscillating deck 10 clockwise rotates (rotating to laminate 3 sides) around pin 11 under the effect of reaction force and self gravitation.Otherwise, shown in Fig. 3 (c), make bar 12b withdrawal through driving cylinder 12a, make pin 11 along V-shaped groove 9 forward (towards axis X one distolateral and on direction near laminate 3) move.At this moment and since pin 11 in the elongated hole 10a of oscillating deck 10 forward (to the right) move, so oscillating deck 10 rotates counterclockwise (mode to leave laminate 3 is rotated) around pin 11 under the effect of reaction force and self gravitation.
Next will explain that the device 1 that uses the manufacturing tire to use forms the method that presets tyre bead.
At first, shown in Fig. 4 (a), B places position of readiness with bead core, and this position of readiness is positioned at the periphery of bead core support ring 2 and is positioned at the outside of the track of the coiler device 4 that the banded tyre bead filled rubber Fr that reels uses.Then, one or more layers banded tyre bead filled rubber Fr is reeled and is laminated to the side surface of laminate 3, as the part of the back face side that is positioned at bead core B (being positioned at laminate 3 sides) of tyre bead obturator F.When this lamination reaches precalculated position L diametrically, shown in Fig. 4 (b), bar 12b is stretched out through driving cylinder 12a, make oscillating deck 10 to laminate 3 side oscillations.Through this operation, bead core B to laminate 3 side shiftings, is attached to the tyre bead filled rubber Fr that in advance is laminated on the laminate 3 with bead core B from position of readiness thus.Then; Make the bar 12b similar half stroke of withdrawing through driving cylinder 12a; Make oscillating deck 10 be back to initial position of readiness (not shown), and coiler device 4 continues the banded tyre bead filled rubber Fr that reels, thus tyre bead filled rubber Fr is reeled and be laminated to the top of bead core B.Next, after the formation of tyre bead obturator F is accomplished, shown in Fig. 4 (c), through driving cylinder 12a bar 12b is withdrawn fully, the opposition side that oscillating deck 10 is become to laminate 3 sides tilts, and makes thus to preset tyre bead from laminate 3 disengagings.Presetting tyre bead after laminate 3 breaks away from, make oscillating deck 10 be back to initial position of readiness.
As stated, according to tire building equipment 1, bead core B is placed in 2 standbies of bead core support ring; The banded tyre bead filled rubber Fr of scheduled volume is laminated to laminate 3, as the part of the back face side that is positioned at bead core B of tyre bead obturator F; Bead core B is installed then; Banded afterwards tyre bead filled rubber Fr can be laminated to the top (radial outside) of bead core B.This makes it possible to reel banded tyre bead filled rubber Fr continuously and the motion that can not hinder coiler device 4, thereby can reduce the production time and reduce the consumption of elastomeric material.
In addition, according to tire building equipment 1, oscillating deck 10 is arranged in the clearance portion 8 of bead core support ring 2.This makes the position of readiness of oscillating deck 10 be positioned at radially inner side than the inside diameter of bead core B, can prevent reliably that thus oscillating deck 10 from hampering through the coiler device 4 banded tyre bead filled rubber Fr that reels.
Again in addition, according to tire building equipment 1, between the wall 8a of bead core support ring 2 and 8b, extend and two ends by the pin 11 of V-shaped groove 9 guiding and be used to make pin 11 to be set up as bead core positioner 5 along the drive unit 12 that V-shaped groove 9 moves.Oscillating deck 10 is constructed to have the elongated hole 10a that runs through this oscillating deck 10 along axis Z, and is constructed to supported by the pin that inserts elongated hole 10a 11 with the mode that can swing.This makes it possible to swing reliably oscillating deck, in other words, can bead core B is installed to laminate 3 and make through simple structure and preset tyre bead from laminate 3 disengagings.
Based on example description shown in the drawings the present invention.Yet, the invention is not restricted to above-mentioned example.Can in the scope of the said content of claims of enclosing, suitably revise the present invention.For example, as shown in Figure 5, also can use following structure; Wherein, the bead core positioner has: motor, and it has axle 13; Said axle 13 is along axis Z extension and between wall 8a respect to one another and 8b, the clearance portion 8 of bead core support ring 2 is between wall 8a and 8b; With foliaceous oscillating deck 10 ', it attaches to motor drive shaft 13 integratedly with rotating mode.Through this structure, can in alleviator weight, reduce the quantity of parts.
Utilizability on the industry
As stated, according to the present invention, the tire building equipment of the minimizing of the minimizing that can when tyre bead is preset in formation, realize production stage quantity and elastomeric material can be provided.

Claims (4)

1. tire building equipment, this equipment is through reeling at the radial outside of bead core and lamination two circles or more astragal shape tyre bead filled rubbers form and preset tyre bead, and said equipment comprises:
The bead core support ring, it is supported in the radially-outer surface of said bead core support ring along circumferential extension and with said bead core;
Laminate, its from said bead core support ring axially on an end raise, and have the side surface that lamination has said banded tyre bead filled rubber;
Coiler device, it is used for said banded tyre bead filled rubber is wound in the said side surface of said laminate; With
The bead core positioner, it is used for said bead core is positioned said bead core support ring said on axially, wherein
Said bead core positioner has the oscillating deck being provided with around the mode of the axis swing parallel with the tangential direction of said bead core support ring.
2. tire building equipment according to claim 1 is characterized in that,
Said bead core support ring has at least one clearance portion or radially inwardly caves in and form through the radially-outer surface that makes said bead core support ring on circumference recess, and
Said oscillating deck is arranged in said clearance portion or said recess.
3. tire building equipment according to claim 2 is characterized in that,
Said bead core support ring has wall respect to one another, and said clearance portion or said recess are between said wall respect to one another, and said wall respect to one another all has the V-shaped groove that extends towards radial outside from radially inner side with the bifurcated mode,
Said bead core positioner has: pin, and it extends between said wall respect to one another and the two ends of said pin guide by said V-shaped groove; Drive unit, it is used to make said pin to move along said V-shaped groove, and
Said oscillating deck has the elongated hole that runs through said oscillating deck along said axis, and said oscillating deck is supported by the said pin that inserts said elongated hole with the mode that can swing.
4. tire building equipment according to claim 2 is characterized in that,
Said bead core positioner has motor; Said motor has the axle that between the wall said respect to one another of said bead core support ring, extends along said axis; Said wall respect to one another with the said clearance portion of said bead core support ring or the mode of recess between said wall respect to one another against each other, and
Said oscillating deck is attached to the said axle of said motor integratedly with the mode that can rotate.
CN201210037782.7A 2011-02-18 2012-02-17 Tire building apparatus Expired - Fee Related CN102642321B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2011033705A JP5675420B2 (en) 2011-02-18 2011-02-18 Tire manufacturing equipment
JP2011-033705 2011-02-18

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Publication Number Publication Date
CN102642321A true CN102642321A (en) 2012-08-22
CN102642321B CN102642321B (en) 2014-07-02

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US (1) US20120211169A1 (en)
EP (1) EP2489500A1 (en)
JP (1) JP5675420B2 (en)
CN (1) CN102642321B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104943214A (en) * 2014-03-25 2015-09-30 青岛软控机电工程有限公司 Tire bead presetting device

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2638128C1 (en) * 2013-11-06 2017-12-11 Фудзи Сейко Ко., Лтд. Method of checking filler connection portion

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0422605B1 (en) * 1989-10-11 1994-07-27 The Yokohama Rubber Co., Ltd. Pneumatic tire for passenger car
JP2002321289A (en) * 2001-02-20 2002-11-05 Bridgestone Corp Method for producing pneumatic tire
CN1733455A (en) * 2004-08-02 2006-02-15 米其林研究和技术股份有限公司 Shaping drum having rotary under-heel gripping means
JP2007076233A (en) * 2005-09-15 2007-03-29 Bridgestone Corp Annular member and its forming method
CN101346224A (en) * 2005-12-23 2009-01-14 倍耐力轮胎股份公司 Method for manufacturing tire bead and device used for the same

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3677434A (en) * 1970-05-18 1972-07-18 Fred S Boyer Locking devices
US4795522A (en) * 1985-04-02 1989-01-03 The Firestone Tire & Rubber Company Bead filler applicator
JPS623935A (en) * 1985-06-29 1987-01-09 Sumitomo Rubber Ind Ltd Production unit of bead assembly for tire
US5820137A (en) * 1996-10-31 1998-10-13 Patterson; Alan C. Chuck apparatus for centering and locking aluminum wheels
JP4010611B2 (en) * 1997-10-07 2007-11-21 株式会社ブリヂストン Molding method of bead filler
US6199414B1 (en) * 2000-01-19 2001-03-13 Ming-Huang Chang Quick release locking means for a cover
JP4632650B2 (en) * 2003-10-07 2011-02-16 株式会社ブリヂストン Tire manufacturing method, preset bead molding apparatus and preset bead molding system
JP2007083403A (en) * 2005-09-20 2007-04-05 Bridgestone Corp Press bonding method of stiffener to bead core and press bonding apparatus therefor
JP4714643B2 (en) * 2006-06-15 2011-06-29 株式会社ブリヂストン Manufacturing method of bead filler material with bead core
JP2009012218A (en) * 2007-07-02 2009-01-22 Bridgestone Corp Bead set apparatus and tire molding machine
JP5144174B2 (en) * 2007-08-28 2013-02-13 住友ゴム工業株式会社 Pneumatic tire and manufacturing method thereof

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0422605B1 (en) * 1989-10-11 1994-07-27 The Yokohama Rubber Co., Ltd. Pneumatic tire for passenger car
JP2002321289A (en) * 2001-02-20 2002-11-05 Bridgestone Corp Method for producing pneumatic tire
CN1733455A (en) * 2004-08-02 2006-02-15 米其林研究和技术股份有限公司 Shaping drum having rotary under-heel gripping means
JP2007076233A (en) * 2005-09-15 2007-03-29 Bridgestone Corp Annular member and its forming method
CN101346224A (en) * 2005-12-23 2009-01-14 倍耐力轮胎股份公司 Method for manufacturing tire bead and device used for the same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104943214A (en) * 2014-03-25 2015-09-30 青岛软控机电工程有限公司 Tire bead presetting device

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JP2012171146A (en) 2012-09-10
US20120211169A1 (en) 2012-08-23
CN102642321B (en) 2014-07-02
JP5675420B2 (en) 2015-02-25
EP2489500A1 (en) 2012-08-22

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